* {{App|ChmSee|CHM viewer based on xulrunner.|https://code.google.com/p/chmsee/|{{Pkg|chmsee}}}}

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* {{App|GnoCHM|CHM viewer meant to integrate with [[GNOME]], based on pychm.|http://gnochm.sourceforge.net/|{{Pkg|gnochm}}}}

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* {{App|Kchmviewer|Qt-based CHM viewer that uses chmlib and borrows some ideas from xchm. It does not depend on [[KDE]], but it can be compiled to integrate with it.|http://www.ulduzsoft.com/kchmviewer/|{{Pkg|kchmviewer}}}}

* {{App|[[Wikipedia:Calligra Suite|Calligra]]|Actively developed fork of KOffice, the [[KDE]] office suite. It offers most of the features of OpenOffice while also having versions for smartphones (Calligra Mobile) and tablets (Calligra Active).|http://www.calligra-suite.org/|{{Grp|calligra}}}}

* {{App|LyX|LyX is a document processor that encourages an approach to writing based on the structure of your documents (WYSIWYM) and not simply their appearance (WYSIWYG).|http://www.lyx.org/|{{Pkg|lyx}}}}

* {{App|[[Wikipedia:Kile|Kile]]|User-friendly TeX/LaTeX editor for the KDE desktop with many features.|http://kile.sourceforge.net/|{{Pkg|kile}}}}

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* {{App|[[Wikipedia:LyX|LyX]]|Document processor that encourages an approach to writing based on the structure of your documents (WYSIWYM) and not simply their appearance (WYSIWYG).|http://www.lyx.org/|{{Pkg|lyx}}}}

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* {{App|[[Wikipedia:GNU TeXmacs|TeXmacs]]|WYSIWYW editing platform with special features for scientists.|http://www.texmacs.org/|{{Pkg|texmacs}}}}

Office suites

Calligra — Actively developed fork of KOffice, the KDE office suite. It offers most of the features of OpenOffice while also having versions for smartphones (Calligra Mobile) and tablets (Calligra Active).